DS92LV2421SQ

{
  "slug": "ds92lv2421sq",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Serializers / Deserializers, WQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "communication interface chip-uart-485-232",
    "ds92lv2421sq",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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    "README.md",
    "ds92lv2421sq.kicad_sym",
    "ds92lv2421sq.kicad_mod",
    "ds92lv2421sq.glb",
    "ds92lv2421sq.step",
    "ds92lv2421sq.lbr",
    "docs/hero.png",
    "docs/ds92lv2421sq-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "ds92lv2421sq-hero.overlay.json",
    "ds92lv2421sq-etched.glb"
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  "component": {
    "mpn": "DS92LV2421SQ",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-48-EP(7x7)",
    "pin_count": 49,
    "category": "Communication Interface Chip/UART/485/232",
    "subcategory": "Serializers / Deserializers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ds92lv2421",
    "parts": {
      "symbol": "ds92lv2421sq.kicad_sym",
      "footprint": "ds92lv2421sq.kicad_mod",
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      "model_3d_step": "ds92lv2421sq-etched.step",
      "model_3d_step_plain": "ds92lv2421sq.step",
      "lbr": "ds92lv2421sq.lbr"
    },
    "distributor_links": {
      "lcsc": "C2876346"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T15:46:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "DI22",
        "type": "input",
        "description": "Parallel interface data input (blue channel bus DI[23:16]), LVCMOS with pulldown."
      },
      {
        "number": "2",
        "name": "DI23",
        "type": "input",
        "description": "Parallel interface data input, MSB of the 8-bit blue channel (DI23 = B7), LVCMOS with pulldown."
      },
      {
        "number": "3",
        "name": "CI2",
        "type": "input",
        "description": "Control signal input for horizontal sync; pulse width must be 3 clocks or longer when the control signal filter is enabled, and the signal is limited to 2 transitions per 130 clocks."
      },
      {
        "number": "4",
        "name": "CI3",
        "type": "input",
        "description": "Control signal input for vertical sync, limited to 1 transition per 130 clock cycles so the minimum pulse width is 130 clock cycles."
      },
      {
        "number": "5",
        "name": "CI1",
        "type": "input",
        "description": "Control signal input for data enable; pulse width must be 3 clocks or longer when the control signal filter is enabled, and the signal is limited to 2 transitions per 130 clocks."
      },
      {
        "number": "6",
        "name": "ID[x]",
        "type": "input",
        "description": "I2C serial control bus device ID address select (optional, analog), set by a resistor to ground and a 10-kΩ pullup to the 1.8-V rail."
      },
      {
        "number": "7",
        "name": "VDDL",
        "type": "power_in",
        "description": "Logic power supply, 1.8 V ± 5%."
      },
      {
        "number": "8",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial control bus clock input (optional), LVCMOS; requires an external pullup resistor to VDDIO."
      },
      {
        "number": "9",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C serial control bus data input or output (optional), LVCMOS open drain; requires an external pullup resistor to VDDIO."
      },
      {
        "number": "10",
        "name": "CLKIN",
        "type": "input",
        "description": "Pixel clock input, LVCMOS with pulldown; latch or data strobe edge is set by RFB."
      },
      {
        "number": "11",
        "name": "RFB",
        "type": "input",
        "description": "Clock input latch or data strobe edge select, LVCMOS with pulldown; RFB = 1 latches on the rising edge and RFB = 0 on the falling edge."
      },
      {
        "number": "12",
        "name": "CONFIG[0]",
        "type": "input",
        "description": "Configuration input (LSB of CONFIG[1:0]), LVCMOS with pulldown; 00 disables and 01 enables the control signal filter."
      },
      {
        "number": "13",
        "name": "CONFIG[1]",
        "type": "input",
        "description": "Configuration input (MSB of CONFIG[1:0]), LVCMOS with pulldown; 10 selects DS90UR124/DS99R124Q-Q1 reverse compatibility and 11 selects DS90C124 reverse compatibility."
      },
      {
        "number": "14",
        "name": "VDDP",
        "type": "power_in",
        "description": "PLL power supply, 1.8 V ± 5%."
      },
      {
        "number": "15",
        "name": "RES0",
        "type": "input",
        "description": "Reserved pin, must be tied low, LVCMOS with pulldown."
      },
      {
        "number": "16",
        "name": "RES1",
        "type": "input",
        "description": "Reserved pin, must be tied low, LVCMOS with pulldown."
      },
      {
        "number": "17",
        "name": "VDDHS",
        "type": "power_in",
        "description": "TX high-speed logic power supply, 1.8 V ± 5%."
      },
      {
        "number": "18",
        "name": "RES2",
        "type": "input",
        "description": "Reserved pin, must be tied low, LVCMOS with pulldown."
      },
      {
        "number": "19",
        "name": "DOUT-",
        "type": "output",
        "description": "Inverting CML serial output, which must be AC-coupled with a 0.1-µF capacitor."
      },
      {
        "number": "20",
        "name": "DOUT+",
        "type": "output",
        "description": "Non-inverting CML serial output, which must be AC-coupled with a 0.1-µF capacitor."
      },
      {
        "number": "21",
        "name": "PDB",
        "type": "input",
        "description": "Power-down input, LVCMOS with pulldown; PDB = 1 enables the serializer, and PDB = 0 powers it down with DOUT± both logic high."
      },
      {
        "number": "22",
        "name": "VDDTX",
        "type": "power_in",
        "description": "Output driver power supply, 1.8 V ± 5%."
      },
      {
        "number": "23",
        "name": "De-Emph",
        "type": "input",
        "description": "De-emphasis control, analog with pullup; leaving the pin floating disables de-emphasis, and a resistor to GND enables it."
      },
      {
        "number": "24",
        "name": "VODSEL",
        "type": "input",
        "description": "Differential driver output voltage select, LVCMOS with pulldown; VODSEL = 1 gives VOD ±420 mV (840 mVp-p typical), and VODSEL = 0 gives ±280 mV (560 mVp-p typical)."
      },
      {
        "number": "25",
        "name": "DI0",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown; DI0 is the LSB of the red channel."
      },
      {
        "number": "26",
        "name": "DI1",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
      },
      {
        "number": "27",
        "name": "DI2",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
      },
      {
        "number": "28",
        "name": "DI3",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
      },
      {
        "number": "29",
        "name": "DI4",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
      },
      {
        "number": "30",
        "name": "VDDIO",
        "type": "power_in",
        "description": "LVCMOS I/O power supply, 1.8 V ± 5% or 3.3 V ± 10%."
      },
      {
        "number": "31",
        "name": "BISTEN",
        "type": "input",
        "description": "BIST mode enable input (optional), LVCMOS with pulldown; 0 disables BIST and 1 enables it."
      },
      {
        "number": "32",
        "name": "DI5",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
      },
      {
        "number": "33",
        "name": "DI6",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the red channel bus DI[7:0]."
      },
      {
        "number": "34",
        "name": "DI7",
        "type": "input",
        "description": "Parallel interface data input, MSB of the 8-bit red channel (DI7 = R7), LVCMOS with pulldown."
      },
      {
        "number": "35",
        "name": "DI8",
        "type": "input",
        "description": "Parallel interface data input, LSB of the 8-bit green channel (DI8 = G0), LVCMOS with pulldown."
      },
      {
        "number": "36",
        "name": "DI9",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
      },
      {
        "number": "37",
        "name": "DI10",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
      },
      {
        "number": "38",
        "name": "DI11",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
      },
      {
        "number": "39",
        "name": "DI12",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
      },
      {
        "number": "40",
        "name": "DI13",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
      },
      {
        "number": "41",
        "name": "DI14",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the green channel bus DI[15:8]."
      },
      {
        "number": "42",
        "name": "DI15",
        "type": "input",
        "description": "Parallel interface data input, MSB of the 8-bit green channel (DI15 = G7), LVCMOS with pulldown."
      },
      {
        "number": "43",
        "name": "DI16",
        "type": "input",
        "description": "Parallel interface data input, LSB of the 8-bit blue channel (DI16 = B0), LVCMOS with pulldown."
      },
      {
        "number": "44",
        "name": "DI17",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the blue channel bus DI[23:16]."
      },
      {
        "number": "45",
        "name": "DI18",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the blue channel bus DI[23:16]."
      },
      {
        "number": "46",
        "name": "DI19",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the blue channel bus DI[23:16]."
      },
      {
        "number": "47",
        "name": "DI20",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the blue channel bus DI[23:16]."
      },
      {
        "number": "48",
        "name": "DI21",
        "type": "input",
        "description": "Parallel interface data input, LVCMOS with pulldown, part of the blue channel bus DI[23:16]."
      },
      {
        "number": "49",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 24,
        "cost_usd": 0.0529,
        "at": "2026-10-28T15:46:24"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ds92lv2421",
        "pages": 63,
        "sha256": "fc1db9e30fd022db",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 49,
        "described": 49,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "zmin_mm": 0.0,
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        "sha256": "66dfb059f62585ce2ddca81bb70bba6f1ae1f0dc3a3924969b97059079d192cf",
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}